Immunogen sequence: ELEAECPVCW NPFNNTFHTP KMLDCCHSFC VECLAHLSLV TPARRRLLCP LCRQPTVLAS GQPVTDLPTD Highest antigen sequence identity to the following orthologs: Mouse - 97%, Rat - 94%. Acts as a E3 ubiquitin ligase catalyzing the covalent attachment of ubi